governor brown says the new law protects from unwarranted invasion. a similar law goes into effect in illinois. >>> fewer americans are getting screened for cancer. researchers found the number who underwent preventative screenings in the last decade went down. the study found people were not getting screened as much for breast, cervical and prostate cancer as often as the government says you should. this may be linked to rising health insurance costs and different opinions about government guidelines. >>> researchers say an mri is often an effective way to screen for alzheimer's disease. a new study from the university of pennsylvania found the test was accurate 75% of the time in testing a patient's spinal fluid with a lumbar puncture is more accurate. the mri is noninvasive and is less expensive. a lumbar test is advisable for borderline cases. >>> apparently kindness may be the key to prevent bullying. a new study of 9 to 11-year- olds found children who perform acts of kindness like sharing their lunch reported increased feels of happiness. class